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SPARK-18368: Fix regexp_replace with task serialization. #15816

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SPARK-18368: Fix regexp_replace with task serialization. #15816

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8740a2c
SPARK-18368: Fix regexp_replace with task serialization.
rdblue Oct 26, 2016
3536f6a
SPARK-18368: Add test for regexp_replace serialization.
rdblue Nov 8, 2016
1080505
SPARK-18368: Add serialization to checkEvaluation.
rdblue Nov 9, 2016
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2 changes: 1 addition & 1 deletion ...catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/regexpExpressions.scala
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Expand Up @@ -230,7 +230,7 @@ case class RegExpReplace(subject: Expression, regexp: Expression, rep: Expressio
@transient private var lastReplacement: String = _
@transient private var lastReplacementInUTF8: UTF8String = _
// result buffer write by Matcher
@transient private val result: StringBuffer = new StringBuffer
@transient private lazy val result: StringBuffer = new StringBuffer

override def nullSafeEval(s: Any, p: Any, r: Any): Any = {
if (!p.equals(lastRegex)) {
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15 changes: 9 additions & 6 deletions ...alyst/src/test/scala/org/apache/spark/sql/catalyst/expressions/ExpressionEvalHelper.scala
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Expand Up @@ -22,7 +22,8 @@ import org.scalactic.TripleEqualsSupport.Spread
import org.scalatest.exceptions.TestFailedException
import org.scalatest.prop.GeneratorDrivenPropertyChecks

import org.apache.spark.SparkFunSuite
import org.apache.spark.{SparkConf, SparkFunSuite}
import org.apache.spark.serializer.JavaSerializer
import org.apache.spark.sql.catalyst.{CatalystTypeConverters, InternalRow}
import org.apache.spark.sql.catalyst.expressions.codegen._
import org.apache.spark.sql.catalyst.optimizer.SimpleTestOptimizer
Expand All @@ -43,13 +44,15 @@ trait ExpressionEvalHelper extends GeneratorDrivenPropertyChecks {

protected def checkEvaluation(
expression: => Expression, expected: Any, inputRow: InternalRow = EmptyRow): Unit = {
val serializer = new JavaSerializer(new SparkConf()).newInstance
val expr: Expression = serializer.deserialize(serializer.serialize(expression))
val catalystValue = CatalystTypeConverters.convertToCatalyst(expected)
checkEvaluationWithoutCodegen(expression, catalystValue, inputRow)
checkEvaluationWithGeneratedMutableProjection(expression, catalystValue, inputRow)
if (GenerateUnsafeProjection.canSupport(expression.dataType)) {
checkEvalutionWithUnsafeProjection(expression, catalystValue, inputRow)
checkEvaluationWithoutCodegen(expr, catalystValue, inputRow)
checkEvaluationWithGeneratedMutableProjection(expr, catalystValue, inputRow)
if (GenerateUnsafeProjection.canSupport(expr.dataType)) {
checkEvalutionWithUnsafeProjection(expr, catalystValue, inputRow)
}
checkEvaluationWithOptimization(expression, catalystValue, inputRow)
checkEvaluationWithOptimization(expr, catalystValue, inputRow)
}

/**
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